32995189631 has 2 divisors, whose sum is σ = 32995189632. Its totient is φ = 32995189630.

The previous prime is 32995189621. The next prime is 32995189657. The reversal of 32995189631 is 13698159923.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32995189631 - 2¹⁰ = 32995188607 is a prime.

It is a super-2 number, since 2×32995189631² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32995189621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16497594815 + 16497594816.

It is an arithmetic number, because the mean of its divisors is an integer number (16497594816).

Almost surely, 2^32995189631 is an apocalyptic number.

32995189631 is a deficient number, since it is larger than the sum of its proper divisors (1).

32995189631 is an equidigital number, since it uses as much as digits as its factorization.

32995189631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3149280, while the sum is 56.

The spelling of 32995189631 in words is "thirty-two billion, nine hundred ninety-five million, one hundred eighty-nine thousand, six hundred thirty-one".